Colorful Pastoral Song ~From the Bermuda Triangle~ is an original TV animation directed by Junji Nishimura, composed by Michiko Yokote, and produced by SEVEN・ARCS・PICTURES. It was broadcast in January 2019. The place where "mermaid idols" are active is the shining sea. In the quiet ocean in the countryside far away from the metropolis, mermaids use their super singing skills to bring us many moving songs and interesting stories.